Page 274 - Introduction to Microcontrollers Architecture, Programming, and Interfacing of The Motorola 68HC12

PROBLEMS 251

invert an interval containing 0 or get the square root of an interval containing a negtive
value. Finally, write a main() procedure that will initialize intervals a to <1,2>, b to
<3,4>, and c to <5,6>, and then evaluate the result of the expression ( -b + sqrt ( b
* b - 4 * a * c ) ) / (a + a).